* {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}

body {
  box-sizing: border-box;
  font-size: 16px;
  line-height: 20px;
  user-select: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-overflow-scrolling: touch;
  -webkit-text-size-adjust: 100% !important; // 防止 iOS 字体放大
}

div {
  -webkit-tap-highlight-color: transparent;
}

a {
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
}

input {
  padding-left: 0; // iOS input 左侧不一致
  border: 0;
  border-radius: 0;
  outline: none;
  box-shadow: none;
  appearance: none;
}
